OT-2026-000077026
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, vented after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000077026) never changes.
Identity and time
| Publication number | OT-2026-000077026 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7dcd-b6be-898c71a306c8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077026 |
| Status | PUBLIC |
Content hashes
| Canonical text | e17bb2db2191979a438399cc53719d14a58e57c3157840d040c0661e905f9743 |
|---|---|
| Markdown | 5cac81797b6c4ae9bf46ad4ff00629c20cb39518e8e33d2f05c654f158df7633 |
| Publication page | 7896c6e268081ed9efb5a5284bc2c10e35e334457708fd763626b31d705cf9e4 |
| Manifest | 658527d7137b05061b46259edc0d94225d0e928daac599b86531ab88f61fcbd2 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 3y8JXEWqLvJoRuaPCpY601QPkW6Iq3q1jI8Jh2Kd6ubzWI4D+8VyBtmq5/GxZ8rASRcOqpJPOfmBS/UUcTCrCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:10:26.059915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077026observed 7896c6e268081ed9efb5a5284bc2c10e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:26.038119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077026/manifest.jsonobserved 658527d7137b05061b46259edc0d9422...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:26.014280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077026/publication.mdobserved 5cac81797b6c4ae9bf46ad4ff00629c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:25.992438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077026/publication.txtobserved e17bb2db2191979a438399cc53719d14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|